标准检索

Paper, board and pulps — Measurement of diffuse blue reflectance factor — Part 2: Outdoor daylight conditions (D65 brightness)

Paper and board — Determination of opacity (paper backing) — Diffuse reflectance method

Chloroprene rubber (CR) — General-purpose types — Evaluation procedure

Butadiene rubber (BR) — Solution-polymerized types — Evaluation procedures

Shaped insulating refractory products — Determination of permanent change in dimensions on heating

Dense shaped refractory products — Determination of permanent change in dimensions on heating

Rubber, raw — Determination of volatile-matter content — Part 1: Hot-mill method and oven method

Rubber, raw — Determination of volatile-matter content — Part 2: Thermogravimetric methods using an automatic analyser with an infrared drying unit

Recreational diving services — Requirements for the training of recreational scuba divers — Part 1: Level 1 — Supervised diver

Recreational diving services — Requirements for the training of recreational scuba divers — Part 2: Level 2 — Autonomous diver

Recreational diving services — Requirements for the training of recreational scuba divers — Part 3: Level 3 — Dive leader

Recreational diving services — Requirements for the training of scuba instructors — Part 1: Level 1

Recreational diving services — Requirements for the training of scuba instructors — Part 2: Level 2

Recreational diving services — Requirements for recreational diving providers

Recreational diving services — Requirements for rebreather diver training — No-decompression diving

Recreational diving services — Requirements for rebreather diver training — Decompression diving to 45 m

Recreational diving services — Requirements for rebreather diver training — Decompression diving to 60 m

Recreational diving services — Requirements for rebreather diver training — Decompression diving to 100 m

Recreational diving services — Requirements for rebreather instructor training

Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method